New xcbc_ok test vector is required after the parity bits in cbc2_key
authorAndy Polyakov <appro@openssl.org>
Fri, 4 Feb 2000 15:16:22 +0000 (15:16 +0000)
committerAndy Polyakov <appro@openssl.org>
Fri, 4 Feb 2000 15:16:22 +0000 (15:16 +0000)
were fixed up. The catch is that in the DESX test the cbc2_key is used
as whitening key where *all* 64 bits are significant.

crypto/des/destest.c

index 3da942c..46c517b 100644 (file)
@@ -234,7 +234,6 @@ static unsigned char cipher_ecb2[NUM_TESTS-1][8]={
        {0x08,0xD7,0xB4,0xFB,0x62,0x9D,0x08,0x85}};
 
 static unsigned char cbc_key [8]={0x01,0x23,0x45,0x67,0x89,0xab,0xcd,0xef};
-/* static unsigned char cbc2_key[8]={0xf0,0xe1,0xd2,0xc3,0xb4,0xa5,0x96,0x87}; */
 static unsigned char cbc2_key[8]={0xf1,0xe0,0xd3,0xc2,0xb5,0xa4,0x97,0x86};
 static unsigned char cbc3_key[8]={0xfe,0xdc,0xba,0x98,0x76,0x54,0x32,0x10};
 static unsigned char cbc_iv  [8]={0xfe,0xdc,0xba,0x98,0x76,0x54,0x32,0x10};
@@ -255,12 +254,24 @@ static unsigned char cbc_ok[32]={
        0x46,0x8e,0x91,0x15,0x78,0x88,0xba,0x68,
        0x1d,0x26,0x93,0x97,0xf7,0xfe,0x62,0xb4};
 
+#ifdef SCREW_THE_PARITY
+#error "SCREW_THE_PARITY is not ment to be defined."
+#error "Original vectors are preserved for reference only."
+static unsigned char cbc2_key[8]={0xf0,0xe1,0xd2,0xc3,0xb4,0xa5,0x96,0x87};
 static unsigned char xcbc_ok[32]={
        0x86,0x74,0x81,0x0D,0x61,0xA4,0xA5,0x48,
        0xB9,0x93,0x03,0xE1,0xB8,0xBB,0xBD,0xBD,
        0x64,0x30,0x0B,0xB9,0x06,0x65,0x81,0x76,
        0x04,0x1D,0x77,0x62,0x17,0xCA,0x2B,0xD2,
        };
+#else
+static unsigned char xcbc_ok[32]={
+       0x84,0x6B,0x29,0x14,0x85,0x1E,0x9A,0x29,
+       0x54,0x73,0x2F,0x8A,0xA0,0xA6,0x11,0xC1,
+       0x15,0xCD,0xC2,0xD7,0x95,0x1B,0x10,0x53,
+       0xA6,0x3C,0x5E,0x03,0xB2,0x1A,0xA3,0xC4,
+       };
+#endif
 
 static unsigned char cbc3_ok[32]={
        0x3F,0xE3,0x01,0xC9,0x62,0xAC,0x01,0xD0,
@@ -320,7 +331,6 @@ static int ede_cfb64_test(unsigned char *cfb_cipher);
 int main(int argc, char *argv[])
        {
        int i,j,err=0;
-       int err2 = 0;
        des_cblock in,out,outin,iv3,iv2;
        des_key_schedule ks,ks2,ks3;
        unsigned char cbc_in[40];
@@ -479,7 +489,7 @@ int main(int argc, char *argv[])
        if (memcmp(cbc_out,xcbc_ok,32) != 0)
                {
                printf("des_xcbc_encrypt encrypt error\n");
-               err2=1;
+               err=1;
                }
        memcpy(iv3,cbc_iv,sizeof(cbc_iv));
        des_xcbc_encrypt(cbc_out,cbc_in,strlen((char *)cbc_data)+1,ks,
@@ -785,12 +795,6 @@ plain[8+4], plain[8+5], plain[8+6], plain[8+7]);
                err=1;
                }
        printf("\n");
-       if (err2 && !err)
-               {
-               /* XXX */
-               printf("des_xcbc_encrypt failed -- incorrest test values or buggy implementation?\n"
-                       "Send e-mail to openssl-bugs@openssl.org if you do _not_ see this message :-)\n");
-               }
        exit(err);
        }